DE2459065C3 - Vorrichtung zur Halterung eines Schwebekopfes - Google Patents
Vorrichtung zur Halterung eines SchwebekopfesInfo
- Publication number
- DE2459065C3 DE2459065C3 DE2459065A DE2459065A DE2459065C3 DE 2459065 C3 DE2459065 C3 DE 2459065C3 DE 2459065 A DE2459065 A DE 2459065A DE 2459065 A DE2459065 A DE 2459065A DE 2459065 C3 DE2459065 C3 DE 2459065C3
- Authority
- DE
- Germany
- Prior art keywords
- recording medium
- head
- floating head
- floating
- movable
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 230000003287 optical effect Effects 0.000 claims description 21
- 230000003247 decreasing effect Effects 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims description 2
- 238000012806 monitoring device Methods 0.000 claims 2
- 230000001419 dependent effect Effects 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 claims 1
- 238000009941 weaving Methods 0.000 claims 1
- 238000005339 levitation Methods 0.000 description 17
- 230000033001 locomotion Effects 0.000 description 17
- 230000002829 reductive effect Effects 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 235000009508 confectionery Nutrition 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
- 239000012858 resilient material Substances 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000009182 swimming Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B5/581—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following maintaining desired contact or spacing by direct interaction of forces generated between heads or supports thereof and record carriers or supports thereof, e.g. attraction-repulsion interactions
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/16—Supporting the heads; Supporting the sockets for plug-in heads
- G11B21/20—Supporting the heads; Supporting the sockets for plug-in heads while the head is in operative position but stationary or permitting minor movements to follow irregularities in surface of record carrier
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B5/581—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following maintaining desired contact or spacing by direct interaction of forces generated between heads or supports thereof and record carriers or supports thereof, e.g. attraction-repulsion interactions
- G11B5/582—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following maintaining desired contact or spacing by direct interaction of forces generated between heads or supports thereof and record carriers or supports thereof, e.g. attraction-repulsion interactions interactions in a magnetic field
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B5/60—Fluid-dynamic spacing of heads from record-carriers
- G11B5/6005—Specially adapted for spacing from a rotating disc using a fluid cushion
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
- G11B7/0857—Arrangements for mechanically moving the whole head
- G11B7/08582—Sled-type positioners
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/122—Flying-type heads, e.g. analogous to Winchester type in magnetic recording
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B7/0908—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for focusing only
- G11B7/0917—Focus-error methods other than those covered by G11B7/0909 - G11B7/0916
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
- Optical Recording Or Reproduction (AREA)
- Supporting Of Heads In Record-Carrier Devices (AREA)
- Optical Head (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP48140958A JPS5838866B2 (ja) | 1973-12-13 | 1973-12-13 | フジヨウソウチ |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2459065A1 DE2459065A1 (de) | 1975-06-26 |
| DE2459065B2 DE2459065B2 (de) | 1978-07-13 |
| DE2459065C3 true DE2459065C3 (de) | 1979-03-22 |
Family
ID=15280760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2459065A Expired DE2459065C3 (de) | 1973-12-13 | 1974-12-13 | Vorrichtung zur Halterung eines Schwebekopfes |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3992576A (ja) |
| JP (1) | JPS5838866B2 (ja) |
| DE (1) | DE2459065C3 (ja) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4222070A (en) * | 1978-03-13 | 1980-09-09 | Eastman Kodak Company | Recording video information on a flexible master disc |
| US4342109A (en) * | 1980-06-06 | 1982-07-27 | Rca Corporation | Carriage alignment apparatus for video disc player |
| JPS57120240A (en) * | 1981-01-16 | 1982-07-27 | Sony Corp | Optical disk player |
| NL8300133A (nl) * | 1983-01-14 | 1984-08-01 | Philips Nv | Inrichting voor het met behulp van een stralingsbundel inschrijven en/of uitlezen van informatie. |
| FR2539883B1 (fr) * | 1983-01-25 | 1987-11-06 | Bull Sa | Dispositif optique de focalisation pour la lecture d'un support d'informations defilant devant lui |
| JPS6085779U (ja) * | 1983-11-16 | 1985-06-13 | アルプス電気株式会社 | 磁気ヘツド装置 |
| US4768119A (en) * | 1986-03-05 | 1988-08-30 | Nippon Gakki Seizo Kabushiki Kaisha | Non-contact head with variable clearance compensating means |
| WO1988004818A1 (en) * | 1986-12-15 | 1988-06-30 | Institut Problem Modelirovania V Energetike Akadem | Optical memorizing device |
| KR910006664B1 (ko) * | 1987-03-09 | 1991-08-30 | 마쯔시다덴기산교 가부시기가이샤 | 자기기록재생장치 |
| US5012463A (en) * | 1988-03-14 | 1991-04-30 | Bernoulli Optical Systems Company | Optical read/write storage system for flexible media having bernoulli stabilization at the optical head |
| JPH01260123A (ja) * | 1988-04-07 | 1989-10-17 | Yutani Heavy Ind Ltd | 油圧ショベルの油圧回路 |
| JPH02308119A (ja) * | 1989-05-23 | 1990-12-21 | Canon Inc | 偏向走査モータ |
| KR940002964B1 (ko) * | 1989-06-01 | 1994-04-09 | 가부시끼가이샤 히다찌세이사꾸쇼 | 부동 헤드 슬라이더 지지기구 |
| US5021906A (en) * | 1989-10-31 | 1991-06-04 | International Business Machines Corporation | Programmable air bearing slider including magnetic read/write element |
| US5280465A (en) * | 1992-07-15 | 1994-01-18 | Minnesota Mining And Manufacturing Company | Fluid drive system for a rotating medium |
| JP3476346B2 (ja) * | 1997-09-26 | 2003-12-10 | 日本電産株式会社 | モータの自動平衡装置 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3005676A (en) * | 1956-06-08 | 1961-10-24 | Burroughs Corp | Control for retractible transducers |
| CH461149A (de) * | 1967-05-09 | 1968-08-15 | Conradi G Ag | Einrichtung an einer Zeichenmaschine oder einem Koordinatographen zur mindestens angenähert fehlerfreien Auftragung von Punkten, Linien und Symbolen auf eine zur Führungsebene des Arbeitswagens nicht parallele und/oder nicht plane photographische Schicht |
| US3668666A (en) * | 1969-04-11 | 1972-06-06 | Hubert John Heffernan | Flying head on pantograph assembly with pressure responsive withdrawal |
| US3702461A (en) * | 1971-05-19 | 1972-11-07 | Century Data Systems Inc | Disk file gimbal head mount |
| US3829622A (en) * | 1972-10-24 | 1974-08-13 | Mca Disco Vision | Video disc player with variably biased pneumatic head |
| US3914541A (en) * | 1972-12-11 | 1975-10-21 | Mca Disco Vision | Video disc player |
| US3894180A (en) * | 1973-11-05 | 1975-07-08 | Mca Disco Vision | Head height control system |
| US3927252A (en) * | 1974-04-02 | 1975-12-16 | Zenith Radio Corp | Biased video disc stabilizer system |
-
1973
- 1973-12-13 JP JP48140958A patent/JPS5838866B2/ja not_active Expired
-
1974
- 1974-12-09 US US05/530,932 patent/US3992576A/en not_active Expired - Lifetime
- 1974-12-13 DE DE2459065A patent/DE2459065C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5092109A (ja) | 1975-07-23 |
| DE2459065A1 (de) | 1975-06-26 |
| JPS5838866B2 (ja) | 1983-08-25 |
| DE2459065B2 (de) | 1978-07-13 |
| US3992576A (en) | 1976-11-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) |